AsOf

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Claude Sonnet 4 predecessor

As of November 4, 2026, Claude Sonnet 4's predecessor on the AsOf record is Claude Sonnet 3.7, dated May 22, 2025, from a primary source (anthropic.com). The record holds 1 claim on Claude Sonnet 4's predecessor, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

current predecessor
Claude Sonnet 3.72025-05-22 · 1 source

Every dated value

1 claims · oldest first · superseded claims stay visible
valuevalid fromstatus
Claude Sonnet 3.7
to present · conf 0.95 · 1 src for predecessor Claude Sonnet 3.7
2025-05-22valid

Questions this record answers

What is Claude Sonnet 4's current predecessor?
Claude Sonnet 3.7, dated May 22, 2025, from a primary source (anthropic.com). The record asserts this claim as of November 4, 2026 (status valid, confidence 0.95).

Answered from the rows above only, as of November 4, 2026. The record has no opinions.

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